"GaMeR bOy!" (Diabolik lovers BL Fanfiction)

Chiaki Komori is the adoptive younger brother of none other then the church's pride and joy, Yui komori.

Growing up neglected and outcasted, Chiaki never really fit in with those his foster family, called family, and rather opted to sticking to himself, and staying out of the spotlight, but now, it seems as if his whole world is turning upside down, and it all began with a summons from his father, and an order to live besides his wrench of a sister in an unknown territory.